Collection: 2004.5-2005 6.6L LLY Duramax Fuel System Upgrades
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Fleece Performance 3/8 Inch Billet Aluminum Universal Block Off Plug FPE-34070
Regular price $6.47 USDSale price $6.47 USD Regular priceUnit price / per -
Fleece Performance 18 Inch Rail Pressure Sensor Extension Harness FPE-HAR-RP-EXT
Regular price $43.04 USDSale price $43.04 USD Regular priceUnit price / per -
Fleece Performance 12mm Quick Connect to 3/4 Inch-16 O-ring (-8 AN) FPE-34550-A
Regular price $15.99 USDSale price $15.99 USD Regular priceUnit price / per -
Fleece Performance 1/8 Inch NPT Hex Socket Plug Black FPE-NPT-18
Regular price $2.99 USDSale price $2.99 USD Regular priceUnit price / per -
Fleece Performance 1/4 Inch NPT Hex Socket Plug Black FPE-NPT-14
Regular price $2.99 USDSale price $2.99 USD Regular priceUnit price / per -
Fleece Performance 1/2 Inch Quick Connect to 3/4 Inch-16 O-ring (-8 AN) FPE-34900-A
Regular price $16.99 USDSale price $16.99 USD Regular priceUnit price / per -
Fleece Performance 1/2 Inch NPT to -10AN Male FPE-34874-A
Regular price $10.95 USDSale price $10.95 USD Regular priceUnit price / per -
Fleece Performance 1/2 Inch NPT Hex Socket Plug Black FPE-NPT-12
Regular price $4.49 USDSale price $4.49 USD Regular priceUnit price / per -
Fleece Performance 1/2 Inch Hose Barb to 3/4 Inch-16 O-ring (-8 AN) FPE-34553-A
Regular price $10.99 USDSale price $10.99 USD Regular priceUnit price / per -
Fleece Performance 1/2 Inch CP3 Feed Fitting FPE-CP3-FEED
Regular price $15.95 USDSale price $15.95 USD Regular priceUnit price / per -
Fleece Performance 1/2 Inch Black Anodized Aluminum Y Barbed Fitting (For -8 Pushlock Hose) FPE-FIT-Y08-BLK
Regular price $24.99 USDSale price $24.99 USD Regular priceUnit price / per -
Fleece Performance 1/2 Inch Billet Aluminum Universal Block Off Plug FPE-34071
Regular price $7.42 USDSale price $7.42 USD Regular priceUnit price / per -
Fleece Performance '-8AN Aluminum Male Weld Bung 1/2 inch Register 3/4 inch OD FPE-AN971-08DRD
Regular price $7.30 USDSale price $7.30 USD Regular priceUnit price / per -
Fleece Performance '-8 Straight to Hose Barb Black FPE-PL-00-08
Regular price $7.99 USDSale price $7.99 USD Regular priceUnit price / per -
Fleece Performance '-8 90 Degree to Hose Barb Black FPE-PL-90-08
Regular price $13.99 USDSale price $13.99 USD Regular priceUnit price / per -
Fleece Performance '-8 45 Degree to Hose Barb Black FPE-PL-45-08
Regular price $12.99 USDSale price $12.99 USD Regular priceUnit price / per -
Fleece Performance '-6 to 9/16 inch-18 Straight Male Black Fleece Performance w/ O-Ring FPE-APT-916-06
Regular price $10.99 USDSale price $10.99 USD Regular priceUnit price / per -
Fleece Performance '-6 AN Straight to Hose Barb FPE-PL-00-06
Regular price $6.99 USDSale price $6.99 USD Regular priceUnit price / per -
Fleece Performance '-6 90 Deg to Hose Barb Black FPE-PL-90-06
Regular price $12.99 USDSale price $12.99 USD Regular priceUnit price / per -
Fleece Performance FPE-PL-45-06 6AN 45-Degree to Hose Barb – Black
Regular price $12.99 USDSale price $12.99 USD Regular priceUnit price / per -
Fleece Performance FPE-AN971-10DRD 10AN Aluminum Male Weld Bung – 5/8" Register, 7/8" OD
Regular price $8.35 USDSale price $8.35 USD Regular priceUnit price / per -
Fleece Performance FPE-34805-A 10 AN to 7/8-14 Straight Male Adapter – Black (Without O-Ring)
Regular price $14.96 USDSale price $14.96 USD Regular priceUnit price / per -
Fleece Performance FPE-34873-A 8 AN to 3/4-16 Straight Male Adapter – Black (Without O-Ring)
Regular price $14.96 USDSale price $14.96 USD Regular priceUnit price / per -
Fleece Performance -10 90 Deg to Hose Barb Black FPE-PL-90-10
Regular price $14.99 USDSale price $14.99 USD Regular priceUnit price / per -
Fleece Performance 9 Inch High Pressure Fuel Line 8mm x 3.5mm Line M14 x 1.5 Nuts FPE-34200-9
Regular price $48.30 USDSale price $48.30 USD Regular priceUnit price / per -
Fleece Performance 8 Inch High Pressure Fuel Line 8mm x 3.5mm Line M14 x 1.5 Nuts FPE-34200-8
Regular price $46.20 USDSale price $46.20 USD Regular priceUnit price / per -
Fleece Performance 7 Inch High Pressure Fuel Line 8mm x 3.5mm Line M14 x 1.5 Nuts FPE-34200-7
Regular price $44.10 USDSale price $44.10 USD Regular priceUnit price / per -
Fleece Performance 23 Inch High Pressure Fuel Line 8mm x 3.5mm Line M14 x 1.5 Nuts FPE-34200-23
Regular price $74.00 USDSale price $74.00 USD Regular priceUnit price / per